Section 12: Release Detection (cont’d.)

3

All ALLDs pass an annual field operability test for detection of a 3.0-gph leak.

4

5

6

7

8

Device is calibrated, operated, and maintained per manufacturer's instructions in addition to limitations listed on evaluation summary NWGLDE* list. Line Leak Detector shows no evidence of a visual release. Is the entire piping system covered by the ALLD (including satellite pipe if present)? For an electronic ALLD, last record of passing 3.0-gph test result for each pipe is within the previous 72 hours. Does the STP shut off when the dispensers are not pumping.

ALLD Passes Inspection. Questions 2 – 8 are (P) or (PC) Note: If the answer to any question is (F), please explain below. List any problems noted during inspection. Note corrections *www.nwglde.org (National Work Group on Leak Detection Evaluations) COMMENTS: